Adding zeros in the empty places in a matrix.

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A is a 252x1 matrix, and I have values of 1st 13th 25 th 73th 121th 109th 97th 61th row. and have to fill the remaining spaces with zeros. Please help me with it.

Accepted Answer

KSSV
KSSV on 12 Nov 2021
A = rand(252,1) ;
iwant = zeros(252,1) ;
idx = [1 13 25 73 121 109 97 61] ;
iwant(idx) = A(idx) ;

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